Basic Geometry : Quadrilaterals

Study concepts, example questions & explanations for Basic Geometry

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Example Questions

Example Question #51 : Quadrilaterals

If the area of the rectangle is , what is the perimeter?

6

Possible Answers:

Correct answer:

Explanation:

In order to find the perimeter of a rectangle, you will need to know both length and width. The question, however, only provides us with the width.

Recall how to find the area of the rectangle:

Now, using the area and the given width, we can then find the length.

Plug in the given values.

Now that we have both length and width, find the perimeter of the rectangle.

Example Question #460 : Plane Geometry

If the area of the rectangle is , what is the perimeter?

7

Possible Answers:

Correct answer:

Explanation:

In order to find the perimeter of a rectangle, you will need to know both length and width. The question, however, only provides us with the width.

Recall how to find the area of the rectangle:

Now, using the area and the given width, we can then find the length.

Plug in the given values.

Now that we have both length and width, find the perimeter of the rectangle.

Example Question #52 : Quadrilaterals

If the area of the rectangle is , what is the perimeter?

8

Possible Answers:

Correct answer:

Explanation:

In order to find the perimeter of a rectangle, you will need to know both length and width. The question, however, only provides us with the width.

Recall how to find the area of the rectangle:

Now, using the area and the given width, we can then find the length.

Plug in the given values.

Now that we have both length and width, find the perimeter of the rectangle.

Example Question #53 : Quadrilaterals

If the area of the rectangle is , what is the perimeter?

9

Possible Answers:

Correct answer:

Explanation:

In order to find the perimeter of a rectangle, you will need to know both length and width. The question, however, only provides us with the width.

Recall how to find the area of the rectangle:

Now, using the area and the given width, we can then find the length.

Plug in the given values.

Now that we have both length and width, find the perimeter of the rectangle.

Example Question #54 : Quadrilaterals

If the area of the rectangle is , what is the perimeter?

10

Possible Answers:

Correct answer:

Explanation:

In order to find the perimeter of a rectangle, you will need to know both length and width. The question, however, only provides us with the width.

Recall how to find the area of the rectangle:

Now, using the area and the given width, we can then find the length.

Plug in the given values.

Now that we have both length and width, find the perimeter of the rectangle.

Example Question #55 : Quadrilaterals

If the area of the rectangle is , what is the perimeter?

11

Possible Answers:

Correct answer:

Explanation:

In order to find the perimeter of a rectangle, you will need to know both length and width. The question, however, only provides us with the width.

Recall how to find the area of the rectangle:

Now, using the area and the given width, we can then find the length.

Plug in the given values.

Now that we have both length and width, find the perimeter of the rectangle.

Example Question #56 : Quadrilaterals

If the area of the rectangle is , what is the perimeter?

12

Possible Answers:

Correct answer:

Explanation:

In order to find the perimeter of a rectangle, you will need to know both length and width. The question, however, only provides us with the width.

Recall how to find the area of the rectangle:

Now, using the area and the given width, we can then find the length.

Plug in the given values.

Now that we have both length and width, find the perimeter of the rectangle.

Example Question #57 : Quadrilaterals

Find the perimeter of a rectangle given width 4 and length 6.

Possible Answers:

Correct answer:

Explanation:

To solve, simply use the fomula for the perimeter of a square. Thus,

Example Question #58 : Quadrilaterals

Find the perimeter of a rectangle given width of 6 and length of 8.

Possible Answers:

Correct answer:

Explanation:

The perimeter of a rectangle is found by adding all the side lengths together. In a rectangle there are two widths and two lengths.

In other words, simply use the formula for the perimeter of a rectangle and let,

.

Thus,

Example Question #59 : Quadrilaterals

Find the perimeter of a rectangle with width 9 and length 1.

Possible Answers:

Correct answer:

Explanation:

To solve, simply use the formula for the perimeter of a rectangle. Thus,

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